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primary 5 | Maths
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cannot understand the question
Date Posted: 3 years ago
Views: 212
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Dan = 20
Uncle = 60
Total = 80
Different age = 60-20=40
When ratio Dan : Uncle is 1:6
Age differences will not changed.
Therefore, 6u-1u=5u
5u=40
1u=8
Therefore when Dan is 8 years old and uncle is 48 years old.
Their ratio is 1:6
It was 20-8=12 years ago.
Hope this helps
Uncle = 60
Total = 80
Different age = 60-20=40
When ratio Dan : Uncle is 1:6
Age differences will not changed.
Therefore, 6u-1u=5u
5u=40
1u=8
Therefore when Dan is 8 years old and uncle is 48 years old.
Their ratio is 1:6
It was 20-8=12 years ago.
Hope this helps
Thank you. It helps greatly.
It's correct thanks!
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